E DIN EN 61557-7 VDE 0413-7:2018-03
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. – Equipment for testing, measuring or monitoring of protective measures -
Part 7: Phase sequence
(IEC 85/613/CD:2017)
Class/Status:
Draft,
valid
Released: 2018-03 Published: 2018-02-09
VDE Art. No.: 1400288
End of objection deadline: 2018-04-09